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Diffstat (limited to 'include/trace/events/writeback.h')
-rw-r--r--include/trace/events/writeback.h88
1 files changed, 58 insertions, 30 deletions
diff --git a/include/trace/events/writeback.h b/include/trace/events/writeback.h
index 54e353c9f919..311a341e6fe4 100644
--- a/include/trace/events/writeback.h
+++ b/include/trace/events/writeback.h
@@ -20,7 +20,15 @@
{I_CLEAR, "I_CLEAR"}, \
{I_SYNC, "I_SYNC"}, \
{I_DIRTY_TIME, "I_DIRTY_TIME"}, \
- {I_REFERENCED, "I_REFERENCED"} \
+ {I_REFERENCED, "I_REFERENCED"}, \
+ {I_LINKABLE, "I_LINKABLE"}, \
+ {I_WB_SWITCH, "I_WB_SWITCH"}, \
+ {I_OVL_INUSE, "I_OVL_INUSE"}, \
+ {I_CREATING, "I_CREATING"}, \
+ {I_DONTCACHE, "I_DONTCACHE"}, \
+ {I_SYNC_QUEUED, "I_SYNC_QUEUED"}, \
+ {I_PINNING_NETFS_WB, "I_PINNING_NETFS_WB"}, \
+ {I_LRU_ISOLATING, "I_LRU_ISOLATING"} \
)
/* enums need to be exported to user space */
@@ -112,7 +120,7 @@ DECLARE_EVENT_CLASS(writeback_dirty_inode_template,
/* may be called for files on pseudo FSes w/ unregistered bdi */
strscpy_pad(__entry->name, bdi_dev_name(bdi), 32);
__entry->ino = inode->i_ino;
- __entry->state = inode->i_state;
+ __entry->state = inode_state_read_once(inode);
__entry->flags = flags;
),
@@ -205,6 +213,35 @@ TRACE_EVENT(inode_foreign_history,
)
);
+TRACE_EVENT(inode_switch_wbs_queue,
+
+ TP_PROTO(struct bdi_writeback *old_wb, struct bdi_writeback *new_wb,
+ unsigned int count),
+
+ TP_ARGS(old_wb, new_wb, count),
+
+ TP_STRUCT__entry(
+ __array(char, name, 32)
+ __field(ino_t, old_cgroup_ino)
+ __field(ino_t, new_cgroup_ino)
+ __field(unsigned int, count)
+ ),
+
+ TP_fast_assign(
+ strscpy_pad(__entry->name, bdi_dev_name(old_wb->bdi), 32);
+ __entry->old_cgroup_ino = __trace_wb_assign_cgroup(old_wb);
+ __entry->new_cgroup_ino = __trace_wb_assign_cgroup(new_wb);
+ __entry->count = count;
+ ),
+
+ TP_printk("bdi %s: old_cgroup_ino=%lu new_cgroup_ino=%lu count=%u",
+ __entry->name,
+ (unsigned long)__entry->old_cgroup_ino,
+ (unsigned long)__entry->new_cgroup_ino,
+ __entry->count
+ )
+);
+
TRACE_EVENT(inode_switch_wbs,
TP_PROTO(struct inode *inode, struct bdi_writeback *old_wb,
@@ -451,7 +488,6 @@ DECLARE_EVENT_CLASS(wbc_class,
__field(int, sync_mode)
__field(int, for_kupdate)
__field(int, for_background)
- __field(int, for_reclaim)
__field(int, range_cyclic)
__field(long, range_start)
__field(long, range_end)
@@ -465,23 +501,20 @@ DECLARE_EVENT_CLASS(wbc_class,
__entry->sync_mode = wbc->sync_mode;
__entry->for_kupdate = wbc->for_kupdate;
__entry->for_background = wbc->for_background;
- __entry->for_reclaim = wbc->for_reclaim;
__entry->range_cyclic = wbc->range_cyclic;
__entry->range_start = (long)wbc->range_start;
__entry->range_end = (long)wbc->range_end;
__entry->cgroup_ino = __trace_wbc_assign_cgroup(wbc);
),
- TP_printk("bdi %s: towrt=%ld skip=%ld mode=%d kupd=%d "
- "bgrd=%d reclm=%d cyclic=%d "
- "start=0x%lx end=0x%lx cgroup_ino=%lu",
+ TP_printk("bdi %s: towrt=%ld skip=%ld mode=%d kupd=%d bgrd=%d "
+ "cyclic=%d start=0x%lx end=0x%lx cgroup_ino=%lu",
__entry->name,
__entry->nr_to_write,
__entry->pages_skipped,
__entry->sync_mode,
__entry->for_kupdate,
__entry->for_background,
- __entry->for_reclaim,
__entry->range_cyclic,
__entry->range_start,
__entry->range_end,
@@ -621,11 +654,7 @@ TRACE_EVENT(bdi_dirty_ratelimit,
TRACE_EVENT(balance_dirty_pages,
TP_PROTO(struct bdi_writeback *wb,
- unsigned long thresh,
- unsigned long bg_thresh,
- unsigned long dirty,
- unsigned long bdi_thresh,
- unsigned long bdi_dirty,
+ struct dirty_throttle_control *dtc,
unsigned long dirty_ratelimit,
unsigned long task_ratelimit,
unsigned long dirtied,
@@ -633,7 +662,7 @@ TRACE_EVENT(balance_dirty_pages,
long pause,
unsigned long start_time),
- TP_ARGS(wb, thresh, bg_thresh, dirty, bdi_thresh, bdi_dirty,
+ TP_ARGS(wb, dtc,
dirty_ratelimit, task_ratelimit,
dirtied, period, pause, start_time),
@@ -642,8 +671,8 @@ TRACE_EVENT(balance_dirty_pages,
__field(unsigned long, limit)
__field(unsigned long, setpoint)
__field(unsigned long, dirty)
- __field(unsigned long, bdi_setpoint)
- __field(unsigned long, bdi_dirty)
+ __field(unsigned long, wb_setpoint)
+ __field(unsigned long, wb_dirty)
__field(unsigned long, dirty_ratelimit)
__field(unsigned long, task_ratelimit)
__field(unsigned int, dirtied)
@@ -656,16 +685,15 @@ TRACE_EVENT(balance_dirty_pages,
),
TP_fast_assign(
- unsigned long freerun = (thresh + bg_thresh) / 2;
+ unsigned long freerun = (dtc->thresh + dtc->bg_thresh) / 2;
strscpy_pad(__entry->bdi, bdi_dev_name(wb->bdi), 32);
- __entry->limit = global_wb_domain.dirty_limit;
- __entry->setpoint = (global_wb_domain.dirty_limit +
- freerun) / 2;
- __entry->dirty = dirty;
- __entry->bdi_setpoint = __entry->setpoint *
- bdi_thresh / (thresh + 1);
- __entry->bdi_dirty = bdi_dirty;
+ __entry->limit = dtc->limit;
+ __entry->setpoint = (dtc->limit + freerun) / 2;
+ __entry->dirty = dtc->dirty;
+ __entry->wb_setpoint = __entry->setpoint *
+ dtc->wb_thresh / (dtc->thresh + 1);
+ __entry->wb_dirty = dtc->wb_dirty;
__entry->dirty_ratelimit = KBps(dirty_ratelimit);
__entry->task_ratelimit = KBps(task_ratelimit);
__entry->dirtied = dirtied;
@@ -681,7 +709,7 @@ TRACE_EVENT(balance_dirty_pages,
TP_printk("bdi %s: "
"limit=%lu setpoint=%lu dirty=%lu "
- "bdi_setpoint=%lu bdi_dirty=%lu "
+ "wb_setpoint=%lu wb_dirty=%lu "
"dirty_ratelimit=%lu task_ratelimit=%lu "
"dirtied=%u dirtied_pause=%u "
"paused=%lu pause=%ld period=%lu think=%ld cgroup_ino=%lu",
@@ -689,8 +717,8 @@ TRACE_EVENT(balance_dirty_pages,
__entry->limit,
__entry->setpoint,
__entry->dirty,
- __entry->bdi_setpoint,
- __entry->bdi_dirty,
+ __entry->wb_setpoint,
+ __entry->wb_dirty,
__entry->dirty_ratelimit,
__entry->task_ratelimit,
__entry->dirtied,
@@ -720,7 +748,7 @@ TRACE_EVENT(writeback_sb_inodes_requeue,
strscpy_pad(__entry->name,
bdi_dev_name(inode_to_bdi(inode)), 32);
__entry->ino = inode->i_ino;
- __entry->state = inode->i_state;
+ __entry->state = inode_state_read_once(inode);
__entry->dirtied_when = inode->dirtied_when;
__entry->cgroup_ino = __trace_wb_assign_cgroup(inode_to_wb(inode));
),
@@ -759,7 +787,7 @@ DECLARE_EVENT_CLASS(writeback_single_inode_template,
strscpy_pad(__entry->name,
bdi_dev_name(inode_to_bdi(inode)), 32);
__entry->ino = inode->i_ino;
- __entry->state = inode->i_state;
+ __entry->state = inode_state_read_once(inode);
__entry->dirtied_when = inode->dirtied_when;
__entry->writeback_index = inode->i_mapping->writeback_index;
__entry->nr_to_write = nr_to_write;
@@ -811,7 +839,7 @@ DECLARE_EVENT_CLASS(writeback_inode_template,
TP_fast_assign(
__entry->dev = inode->i_sb->s_dev;
__entry->ino = inode->i_ino;
- __entry->state = inode->i_state;
+ __entry->state = inode_state_read_once(inode);
__entry->mode = inode->i_mode;
__entry->dirtied_when = inode->dirtied_when;
),
generated by cgit (git 2.34.1) at 2025-12-25 09:30:53 +0000